Grand Unified Debugger mode for gdb and other debuggers under Emacs.
Supported debuggers include gdb, sdb, dbx, xdb, perldb, pdb (Python), and jdb.
— from gud.el
GUD is a standard part of GNU Emacs and XEmacs.
CLiki pages can be edited by anyone at any time. Imagine a fearsomely comprehensive disclaimer of liability. Now fear, comprehensively